9204773e7d
Vendor tested Lesavka observer assets and numeric receipt schema from 6b97ceb1. Verified 65 JS tests, 10 service tests, kustomize render and Kubernetes client dry-run. No media upload, capture activation or changes to the homepage and private OCR.
193 lines
10 KiB
JavaScript
193 lines
10 KiB
JavaScript
import {VideoMetrics,receipt} from './metrics.js';
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import {RunReporter} from './reporting.js';
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import {PairedObserver} from './paired-observer.js';
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import {reviewControls} from './review-controls.js';
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import {releaseCapture,stopTracks} from './capture-lifecycle.js';
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import {ContinuityWatch,WATCH_MS} from './continuity-watch.js';
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const el=id=>document.getElementById(id);
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const review=reviewControls(document);
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let generation=0, current=null, last=null, reportingRun=null;
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function modeControls() {
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const watch=el('observation-mode').value==='watch';
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el('paired-signal').disabled=watch||current!==null;
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review.lock(watch||current!==null);
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el('watch-help').hidden=!watch;
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el('start').textContent=watch?'Start 10-hour watch':'Start 2-minute check';
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}
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el('observation-mode').onchange=()=>{
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if(current)return;
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if(el('observation-mode').value==='watch') {
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el('paired-signal').checked=false;el('record-review').checked=false;review.discard();
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}
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modeControls();
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};
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function release(run) {
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releaseCapture(run,el('preview'),()=>review.finish());
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}
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function update(run) {
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if(current!==run)return;
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const sample=receipt(run.video,run.audio,run.settings,performance.now()-run.started,'observing');
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if(run.paired)sample.paired=run.paired.summary();
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if(run.watch) {
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run.watch.observe(sample,run.audioReceivedAt);
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sample.watch=run.watch.summary();
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}
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el('metrics').textContent=JSON.stringify(sample,null,2);
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if(run.observing)run.reporter.observe(sample);
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}
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function stop(reason='operator') {
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generation++;
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const run=current; current=null;
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if(run) {
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release(run);
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last=receipt(run.video,run.audio,run.settings,performance.now()-run.started,reason);
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if(run.paired)last.paired=run.paired.summary();
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if(run.watch) {
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run.watch.observe(last,run.audioReceivedAt);run.watch.finish(reason);
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last.watch=run.watch.summary(true);
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}
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run.reporter.finish(last);
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const display=run.watch?{...last,watch:run.watch.summary()}:last;
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el('metrics').textContent=JSON.stringify(display,null,2);
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el('export').disabled=false;
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}
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el('preview').srcObject=null;
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el('start').disabled=!el('audio-device').value || !el('video-device').value;
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el('stop').disabled=true; el('devices').disabled=false;
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el('observation-mode').disabled=false;modeControls();
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el('status').textContent=`Stopped · ${reason}`;
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}
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el('devices').onclick=async()=>{
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stop('selecting devices');
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const ticket=++generation;
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el('devices').disabled=true; el('start').disabled=true; el('stop').disabled=false;
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el('status').textContent='Requesting device permission…';
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const timer=setTimeout(()=>{if(generation===ticket)stop('permission timeout');},20000);
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try {
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const stream=await navigator.mediaDevices.getUserMedia({audio:true,video:true});
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stopTracks(stream);
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if(generation!==ticket)return;
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const devices=await navigator.mediaDevices.enumerateDevices();
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if(generation!==ticket)return;
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for(const [id,kind] of [['video-device','videoinput'],['audio-device','audioinput']]) {
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const select=el(id), saved=select.value;
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select.replaceChildren(new Option('Select a device',''));
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for(const d of devices.filter(d=>d.kind===kind)) select.add(new Option(d.label||'Unnamed device',d.deviceId));
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select.value=saved;
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}
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el('status').textContent='Select a camera and microphone, then Start.';
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el('devices').disabled=false; el('stop').disabled=true;
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} catch { if(generation===ticket)stop('device permission unavailable'); }
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finally {clearTimeout(timer);}
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};
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for(const id of ['audio-device','video-device']) el(id).onchange=()=>{
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if(current)stop('device selection changed');
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el('start').disabled=!el('audio-device').value||!el('video-device').value;
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};
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el('start').onclick=async()=>{
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if(current || !el('audio-device').value || !el('video-device').value)return;
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if(!el('preview').requestVideoFrameCallback || !window.AudioWorkletNode) {
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el('status').textContent='This browser lacks the required observation APIs.';return;
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}
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const ticket=++generation;
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const watchEnabled=el('observation-mode').value==='watch';
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const run={started:performance.now(),video:new VideoMetrics(),audio:null,audioReceivedAt:null,
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settings:{},watchEnabled,pairedEnabled:!watchEnabled&&el('paired-signal').checked};
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current=run; last=null;
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reportingRun=run;
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run.reporter=watchEnabled?{
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observe(){},finish(){if(reportingRun===run)el('report-status').textContent='Local watch · Save metrics before closing';},
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}:new RunReporter(message=>{
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if(reportingRun===run)el('report-status').textContent=message;
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});
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if(watchEnabled){review.discard();el('report-status').textContent='Local watch · metrics are not uploaded';}
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el('start').disabled=true; el('devices').disabled=true; el('stop').disabled=false; el('export').disabled=true;
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el('paired-signal').disabled=true;
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el('observation-mode').disabled=true;
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review.lock(true);
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el('status').textContent='Starting…';
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run.setupTimer=setTimeout(()=>{if(current===run)stop('setup timeout');},20000);
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try {
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const stream=await navigator.mediaDevices.getUserMedia({
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video:{deviceId:{exact:el('video-device').value}},
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audio:{deviceId:{exact:el('audio-device').value},echoCancellation:false,noiseSuppression:false,autoGainControl:false},
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});
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if(generation!==ticket){stopTracks(stream);return;}
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run.stream=stream;
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for(const track of stream.getTracks())track.onended=()=>{if(current===run)stop('device ended');};
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const vs=stream.getVideoTracks()[0].getSettings(),as=stream.getAudioTracks()[0].getSettings();
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run.settings={video:{width:vs.width,height:vs.height,frameRate:vs.frameRate},
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audio:{sampleRate:as.sampleRate,channelCount:as.channelCount,echoCancellation:as.echoCancellation,
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noiseSuppression:as.noiseSuppression,autoGainControl:as.autoGainControl}};
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run.context=new AudioContext();
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await run.context.audioWorklet.addModule(run.pairedEnabled?'paired-worklet.js':'activity-worklet.js');
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if(generation!==ticket)return;
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if(run.pairedEnabled)run.paired=new PairedObserver(run.context,el('preview'));
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run.node=new AudioWorkletNode(run.context,run.pairedEnabled?'av-paired-signals':'av-activity',
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{processorOptions:{continuityWatch:watchEnabled}});
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run.node.onprocessorerror=()=>{if(current===run)stop('audio observer error');};
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run.node.port.onmessage=({data})=>{
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if(current!==run)return;
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if(watchEnabled&&data.watchStopped===true){stop('audio observer deadline or lost owner');return;}
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run.audioReceivedAt=performance.now();
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if(run.paired){run.audio=data.activity;run.paired.audioMessage(data);}else run.audio=data;
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run.node.port.postMessage('ack');
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if(run.observing&&run.paired&&!run.signalStarted) {
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const paired=run.paired.summary();
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if(paired.continuity.frames>=2&&paired.pilot?.windows>0) {
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run.signalStarted=true;clearTimeout(run.signalTimer);
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run.started=performance.now();run.video=new VideoMetrics();
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run.timer=setTimeout(()=>{if(current===run)stop('120 seconds complete');},120000);
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el('status').textContent='Measuring known A/V signals · 120 seconds';
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}
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}
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update(run);
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};
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run.source=run.context.createMediaStreamSource(new MediaStream(stream.getAudioTracks()));
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run.source.connect(run.node);run.node.connect(run.context.destination);
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await run.context.resume();
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if(generation!==ticket)return;
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if(run.context.state!=='running')throw new Error('audio context did not start');
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el('preview').srcObject=stream;
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await el('preview').play();
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if(generation!==ticket)return;
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clearTimeout(run.setupTimer);
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run.started=performance.now();
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if(watchEnabled)run.watch=new ContinuityWatch();
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run.observing=true;
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// Reporting and freshness cannot depend on the audio path still working.
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run.updateTimer=setInterval(()=>update(run),1000);
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run.recording=watchEnabled?false:review.begin(stream);
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function frame(now,metadata) {
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if(current!==run)return;
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try {
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run.video.observe(metadata.expectedDisplayTime,metadata.presentedFrames);
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run.paired?.frame(metadata.expectedDisplayTime);
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run.callback=el('preview').requestVideoFrameCallback(frame);
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} catch {if(current===run)stop('video observer error');}
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}
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run.callback=el('preview').requestVideoFrameCallback(frame);
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if(watchEnabled) {
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run.timer=setTimeout(()=>{if(current===run)stop('10 hours observed');},WATCH_MS);
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el('status').textContent='Watching continuity · 10-hour limit · local metrics only';
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} else if(run.paired) {
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run.signalTimer=setTimeout(()=>{if(current===run)stop('test signal timeout');},60000);
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el('status').textContent='Waiting for known A/V signals · start the source now';
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} else {
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run.timer=setTimeout(()=>{if(current===run)stop('120 seconds complete');},120000);
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el('status').textContent=run.recording?'Observing both devices · recording locally':'Observing both devices · no recording';
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}
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} catch { if(current===run)stop('capture/setup failed'); }
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finally { if(current!==run)release(run); }
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};
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el('stop').onclick=()=>stop();
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el('export').onclick=()=>{
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if(!last)return;
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const url=URL.createObjectURL(new Blob([JSON.stringify(last,null,2)],{type:'application/json'}));
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const link=document.createElement('a');link.href=url;
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link.download=last.watch?'av-continuity-watch.json':'av-test-metrics.json';link.click();
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setTimeout(()=>URL.revokeObjectURL(url),1000);
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};
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window.addEventListener('pagehide',()=>{stop('page closed');review.discard();});
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document.addEventListener('visibilitychange',()=>{if(document.hidden&¤t)stop('page hidden; timing invalid');});
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